body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td {
    margin: 0;
    padding: 0;
}

body,
button,
input,
select,
textarea {
    font: 12px/1.5tahoma, arial, \5b8b\4f53;
}

/* h1, h2, h3, h4, h5, h6{ font-size:100%; }  */

address,
cite,
dfn,
em,
var {
    font-style: normal;
}

code,
kbd,
pre,
samp {
    font-family: AppleSystemUIFont, courier, monospace;
}

/* small{ font-size:12px; }  */

ul,
ol {
    list-style: none;
}

a {
    text-decoration: none !important;
}

a:hover {
    text-decoration: underline;
    color: #4A90E2;
}

sup {
    vertical-align: text-top;
}

sub {
    vertical-align: text-bottom;
}

legend {
    color: #000;
}

fieldset,
img {
    border: 0;
}

/* button, input, select, textarea { font-size:100%; }  */

table {
    border-collapse: collapse;
    border-spacing: 0;
}

.wechart-hover {
    position: absolute;
    width: 100px;
    height: 100px;
}

body {
    width: 100%;
    overflow-x: hidden;
}

.setWidth {
    width: 90%;
    margin: 0 auto;
}

.rightBoxText {
    padding: 2% 0 5% 0;
}

/** first_section*/

.first_section {
    background-color: #313a5a;
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 10;
}

.nav-logo {
    float: left;
    width: 35%;
    height: 50px;
}

.navbar-bg {
    height: 50px;
    padding: 0 5%;
    line-height: 50px;
    margin-bottom: 0px;
    border-radius: 0px;
}

#nav-list {
    line-height: 50px;
    float: left;
    height: 50px;
    width: 50%;
    display: flex;
    justify-content: space-between;
}

#nav-list li {
    height: 50px;
    line-height: 50px;
    width: 100px;
    float: right;
    text-align: center;
}

ul.nav-flex li a {
    color: #ffffff;
    font-size: 13px;
}

.highBtnBox {
    height: 50px;
    line-height: 50px;
    float: left;
    width: 15%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}


.highBtnBox li {
    float: right;
    font-family: Helvetica;
    font-size: 15px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: center;
    line-height: 35px;
    width: 120px;
    margin-right: 20px;
    cursor: pointer;
}

.highBtnBox .highBtnUl li.highBtnShow {
    border: 2px solid #FFFFFF;
    border-radius: 5px;
}

.highBtnBox .highBtnUl li.highBtnQuick {
    background: #4A90E2;
    box-shadow: 0 8px 34px 0 #4A90E2;
    border-radius: 5px;
}

/** second_section*/

.second_section {
    background-color: #313a5a;
    padding-bottom: 20%;
}

.second_section .lefBox {
    width: 50%;
    float: left;
    padding-top: 14%;
    /* 在 阿里云 上 用 Rainbond 开: */
    font-family: PingFangSC-Regular;
    font-size: 48px;
    color: #FFFFFF;
    letter-spacing: 0;
}

.second_section .lefBox ul {
    padding: 0;
}

.second_section .lefBox ul li {
    display: flex;
    align-items: center;
    height: 68px;
}

.second_section .lefBox ul li a {
    color: #FFFFFF;
}

#rollingOne {
    width: 175px;
    height: 100%;
    overflow: hidden;
    display: inline-block;
}

#rollingOne a {
    font-family: PingFangSC-Regular;
    animation: rollingOne 9s infinite ease;
    width: 750px;
    height: 100%;
    display: inline-block;
}

#rollingOne a span {
    display: inline-block;
    width: 250px
}

#rollingTwo {
    width: 125px;
    height: 100%;
    overflow: hidden;
    display: inline-block;
}

#rollingTwo a {
    font-family: PingFangSC-Regular;
    animation: rollingTwo 12s infinite ease;
    width: 750px;
    height: 100%;
    display: inline-block;
}

#rollingTwo a span {
    display: inline-block;
    width: 250px
}

#rollingThree {
    width: 255px;
    height: 100%;
    overflow: hidden;
    display: inline-block;
}

#rollingThree a {
    font-family: PingFangSC-Regular;
    animation: rollingThree 15s infinite ease;
    width: 1500px;
    height: 100%;
    display: inline-block;
}

#rollingThree a span {
    display: inline-block;
    width: 300px
}

@keyframes rollingOne {
    0% {
        margin-left: 250px;
    }
    2% {
        margin-left: 20px;
    }
    33% {
        margin-left: 20px;
    }
    35% {
        margin-left: -230px;
    }
    66% {
        margin-left: -230px;
    }
    68% {
        margin-left: -480px;
    }
    100% {
        margin-left: -480px;
    }
}

@keyframes rollingTwo {
    0% {
        margin-left: 250px;
    }
    2% {
        margin-left: 4px;
    }
    33% {
        margin-left: 4px;
    }
    35% {
        margin-left: -243px;
    }
    66% {
        margin-left: -243px;
    }
    68% {
        margin-left: -493px;
    }
    100% {
        margin-left: -493px;
    }
}

@keyframes rollingThree {
    0% {
        margin-left: 300px;
    }
    2% {
        margin-left: 4px;
    }
    33% {
        margin-left: 4px;
    }
    35% {
        margin-left: -310px;
    }
    66% {
        margin-left: -310px;
    }
    68% {
        margin-left: -610px;
    }
    100% {
        margin-left: -610px;
    }
}

.second_section .rightBox {
    width: 50%;
    float: left;
    padding-top: 27%;
}

.second_section .rightBox .first_title {
    /* 一句话解释什么是企业应用云操作系统: */
    font-family: PingFangSC-Regular;
    font-size: 14px;
    color: gainsboro;
    letter-spacing: 0;
    text-align: right;
    padding: 0 0 5% 0;
}

.second_section .rightBox .second_title {
    /* 企业应用云操作系统: */
    font-family: PingFangSC-Regular;
    font-size: 48px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: right;
    padding: 2% 0 3% 0;
}

.second_section .rightBox .third_title {
    display: flex;
    justify-content: flex-end;
    cursor: pointer;
    align-items: center;
}

.second_section .rightBox .third_title span {
    float: right;
    /* Rectangle: */
    border: 2px solid #FFFFFF;
    /* Gitee: */
    font-family: Helvetica;
    font-size: 15px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: center;
    border-radius: 5px;
    width: 120px;
    padding: 8px 0;
    margin-left: 10px;
}

.second_section .rightBox .third_title span.active {
    /* Rectangle: */
    background: #4A90E2;
    border: 1px solid #4A90E2;
    box-shadow: 0 -8px 34px 0 #4A90E2;
}

/** third_section*/

.third_section .container {
    box-shadow: 0 10px 34px 0 rgba(210, 210, 210, 0.50);
    border-radius: 10px;
    padding-top: 30px;
    padding-bottom: 10px;
    margin-top: -430px;
    margin-bottom: 110px;
    width: 85%;
}

.third_section_top {
    background-color: #fff;
}

.bj {
    background: #fff;
    height: 320px;
    width: 100%;
}

.third_section .container div {
    background-color: #fff;
}

.third_section .container li {
    margin-bottom: 10%;
    margin-left: 20%;
}

.third_section .container li.third_section_title {
    padding-top: 4%;
}

.third_section .container li.third_section_title img {
    /* Rectangle: */
    background-color: #f8f9fc;
    border-radius: 6px;
}

.third_section .container li.third_section_text {
    margin-bottom: 5%;
}

.third_section .container li.third_section_line {
    /* Rectangle 2: */
    border: 1px solid #4A90E2;
    width: 20%;
    margin: 0 0 5% 20%;
}

.third_section .container li.third_section_content {
    /* You only need 1 acco: */
    font-family: PingFangSC-Regular;
    font-size: 14px;
    color: #5B6C94;
    /* color: rgb(128,128,128); */
    letter-spacing: 0;
    line-height: 32px;
}

.container {
    width: 100%;
}

/* S-视频*/

.box {
    position: relative;
    margin: 0 auto 40px;
    padding: 0 40px;
}

.box .list {
    width: 100%;
    height: 400px;
    overflow: hidden;
    position: absolute;
}

.box .btn {
    position: absolute;
    top: 50%;
    margin-top: -50px;
    width: 60px;
    height: 100px;
    line-height: 100px;
    font-size: 30px;
    color: white;
    text-decoration: none;
    text-align: center;
    background: rgba(0, 255, 0, .5);
    cursor: pointer;
    display: none
}

.box .next {
    right: 0;
}

.box li {
    position: absolute;
    top: 0;
    left: 0;
    list-style: none;
    opacity: 1;
    transition: all 0.3s ease-out;
    width: 60%;
    height: 400px;
}

.list ul li div:nth-child(1) {
    width: 100%;
    height: 100%;
    border: none;
    float: left;
}

.p1 {
    transform: translate3d(-20%, 0, 0) scale(0.81);
}

.p2 {
    transform: translate3d(0px, 0, 0) scale(0.81);
    transform-origin: 0 50%;
    opacity: 0.8;
    z-index: 2;
}

.p3 {
    transform: translate3d(33%, 0, 0) scale(1);
    z-index: 3;
    opacity: 1;
}

.p4 {
    transform: translate3d(100%, 0, 0) scale(0.81);
    transform-origin: 100% 50%;
    opacity: 0.8;
    z-index: 2;
}

.video-1 {
    background: url('../video/video-bg-1.png') center center no-repeat;
    background-size: 100% 100%;
}

.video-2 {
    background: url('../video/video-bg-2.png') center center no-repeat;
    background-size: 100% 100%;
}

.video-3 {
    background: url('../video/video-bg-3.png') center center no-repeat;
    background-size: 100% 100%;
}

.video-4 {
    background: url('../video/video-bg-4.png') center center no-repeat;
    background-size: 100% 100%;
}

.video-icon {
    /*display: none;*/
    position: absolute;
    font-size: 60px;
    /*top: 60%;*/
    /*left: 55%;*/
    /*margin-top: -52px;*/
    /*margin-left: -26px;*/
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    color: #fff;
    width: 52px;
    height: 52px;
    background: url('https://vs5.bdstatic.com/browse_static/v3/search_v2/page/play_f073d9b.png') center center no-repeat
}

.buttons {
    position: absolute;
    width: 100%;
    height: 30px;
    bottom: 0;
    text-align: center;
}

.buttons a {
    cursor: pointer;
}

.buttons span {
    display: inline-block;
    font-family: SFNSDisplay;
    font-size: 20px;
    color: #212121;
    text-align: center;
    line-height: 34px;
    display: none;
}

.blue {
    display: block !important;
}

.video-title {
    font-family: SFNSDisplay;
    font-size: 24px;
    color: #212121;
    text-align: center;
    line-height: 34px;
}

.vido-bjcolor {
    background: #f8f9fc;
    padding-bottom: 50px;
}

/* E-视频*/

/* S-逻辑架构*/

.logicalArchitecture {
    background: #fff;
}

.logicalArchitecture-top {
    font-family: PingFangSC-Regular;
    padding: 3% 0 4% 0;
}

.logicalArchitecture-box {
    display: flex;
    align-items: baseline;
    justify-content: center;
}

.logicalArchitecture_top-l {
    font-size: 30px;
    color: #212121;
    line-height: 42px;
}

.logicalArchitecture_top-r {
    font-size: 14px;
    padding-left: 10px;
    color: #4A90E2;
    line-height: 42px;
    cursor: pointer;
}

.logicalArchitecture-c-t {
    margin-top: 3%;
    font-family: PingFangSC-Regular;
    display: flex;
    align-items: center;
}

.logicalArchitecture_cen-t-l img {
    width: 60%;
}

.logicalArchitecture_cen-t-r h6 {
    font-size: 24px;
    color: #212121;
    line-height: 34px;
    margin-left: 15%;
}

.logicalArchitecture-c-b {
    font-family: PingFangSC-Regular;
    display: flex;
    align-items: flex-end;
    padding-bottom: 8%;
}

.logicalArchitecture_cen-l img {
    width: 60%;
}

.logicalArchitecture_cen-r h6 {
    padding-bottom: 10px;
    font-size: 24px;
    color: #212121;
    line-height: 34px;
    margin-left: 15%;
}

/* E-逻辑架构*/

/* S-功能特性*/

.features {
    background: #f8f9fc;
}

.features-center {
    margin: 4% auto;
    padding: 0 16px;
}

.features_box h6 {
    font-family: AppleSystemUIFont;
    font-size: 18px;
    color: #212121;
    letter-spacing: 0;
    line-height: 24px;
}

.features_box div {
    margin: 10% 0;
    font-family: AppleSystemUIFont;
    font-size: 16px;
    color: #333333;
    letter-spacing: 0;
    text-align: left;
    line-height: 32px;
}

/* E-功能特性*/

/* S-正在使用 */

.isUsing {
    padding-bottom: 10%;
    background: #fff;
}

/*轮播*/

.banner {
    position: relative;
    overflow: auto;
    text-align: center;
}

.banner li {
    list-style: none;
}

.banner ul li {
    float: left;
}

.dots {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
}

.unslider-nav,
.unslider-arrow {
    display: none;
}

/* E-正在使用 */

/* S-底部*/

.footer {
    margin-top: 32px;
    background: #313A5A;
}

.footer-t {
    padding: 5% 0;
}

.footer-t a {
    cursor: pointer;
    border-radius: 10px;
    display: block;
    margin: 0 auto;
    background: #4A90E2;
    border: 1px solid #4A90E2;
    box-shadow: 0 -8px 34px 0 #4A90E2;
    width: 280px;
    height: 40px;
    line-height: 40px;
    font-family: AppleSystemUIFont;
    font-size: 18px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: center;
}

.footer-c {
    padding: 2% 0;
}

.footer-c a,
.footer-c span {
    cursor: pointer;
    font-family: AppleSystemUIFont;
    font-size: 16px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: center;
    line-height: 32px;
}

.footer-c span {
    margin: 0 1%;
}

.footer-b {
    padding-bottom: 3%;
}

.footer-b a {
    cursor: pointer;
    font-family: AppleSystemUIFont;
    font-size: 16px;
    color: #9B9B9B;
    letter-spacing: 0;
    text-align: center;
    line-height: 32px;
    display: block;
}

.social {
    display: flex;
    justify-content: center;
    position: relative;
}

.social a {
    width: 50px;
    height: 50px;
    margin-left: 15px;
    border-radius: 5px 5px;
    display: block;
}

.github {
    background: url("../images/logos/github1.png") center center no-repeat;
    width: 50px;
    height: 50px;
    background-size: 50% 50%;
    /*background-color: #FFFFFF;*/
}

.weibo {
    background: url("../images/logos/weibo1.png") center center no-repeat;
    width: 50px;
    height: 50px;
    background-size: 80% 80%;
    /*background-color: #FFFFFF;*/
}

.wechart {
    background: url("../images/logos/chart1.png") center center no-repeat;
    width: 50px;
    height: 50px;
    background-size: 80% 80%;
    position: relative;
    /*background-color: #FFFFFF;*/
}

.luntan {
    background: url("../images/logos/bg1.png") center center no-repeat;
    width: 50px;
    height: 50px;
    background-size: 50% 50%;
    /*background-color: #FFFFFF;*/
}

/* E-底部*/

@media (min-width: 320px) and (max-width:768px) {
    .container {
        width: 100%;
        padding: 0 !important;
        margin: 0 !important;
    }
    .col-xs-1,
    .col-sm-1,
    .col-md-1,
    .col-lg-1,
    .col-xs-2,
    .col-sm-2,
    .col-md-2,
    .col-lg-2,
    .col-xs-3,
    .col-sm-3,
    .col-md-3,
    .col-lg-3,
    .col-xs-4,
    .col-sm-4,
    .col-md-4,
    .col-lg-4,
    .col-xs-5,
    .col-sm-5,
    .col-md-5,
    .col-lg-5,
    .col-xs-6,
    .col-sm-6,
    .col-md-6,
    .col-lg-6,
    .col-xs-7,
    .col-sm-7,
    .col-md-7,
    .col-lg-7,
    .col-xs-8,
    .col-sm-8,
    .col-md-8,
    .col-lg-8,
    .col-xs-9,
    .col-sm-9,
    .col-md-9,
    .col-lg-9,
    .col-xs-10,
    .col-sm-10,
    .col-md-10,
    .col-lg-10,
    .col-xs-11,
    .col-sm-11,
    .col-md-11,
    .col-lg-11,
    .col-xs-12,
    .col-sm-12,
    .col-md-12,
    .col-lg-12 {
        position: relative;
        min-height: 1px;
        padding-right: 5px;
        padding-left: 5px
    }
    /* S-逻辑架构*/
    .logicalArchitecture-top {
        font-family: PingFangSC-Regular;
        padding-top: 5%;
    }
    .logicalArchitecture_top-l {
        font-size: 18px;
        color: #212121;
        line-height: 20px;
    }
    .logicalArchitecture_top-r {
        font-size: 12px;
        padding-left: 10px;
        color: #4A90E2;
        line-height: 20px;
        cursor: pointer;
    }
    .logicalArchitecture-c-t {
        margin-top: 3%;
        font-family: PingFangSC-Regular;
        display: flex;
        align-items: center;
    }
    .logicalArchitecture_cen-t-l img {
        width: 80%;
    }
    .logicalArchitecture_cen-t-r h6 {
        font-size: 12px;
        color: #212121;
        line-height: 12px;
        margin-left: 15%;
    }
    .logicalArchitecture-c-b {
        font-family: PingFangSC-Regular;
        display: flex;
        align-items: flex-end;
        padding-bottom: 15%;
    }
    .logicalArchitecture_cen-l img {
        width: 80%;
    }
    .logicalArchitecture_cen-r h6 {
        padding-bottom: 1px;
        font-size: 12px;
        color: #212121;
        line-height: 12px;
        margin-left: 15%;
    }
    /* E-逻辑架构*/
    /* S-功能特性*/
    .features_box h6 {
        font-family: AppleSystemUIFont;
        font-size: 14px;
        color: #212121;
        letter-spacing: 0;
        line-height: 14px;
    }
    .features_box div {
        margin: 10% 0;
        font-family: AppleSystemUIFont;
        font-size: 12px;
        color: #333333;
        letter-spacing: 0;
        text-align: left;
        line-height: 14px;
    }
    /* E-功能特性*/
    /* S-底部*/
    .footer {
        background: #313A5A;
    }
    .footer-t {
        padding: 12% 0 5% 0;
    }
    .footer-t a {
        cursor: pointer;
        border-radius: 10px;
        display: block;
        margin: 0 auto;
        background: #4A90E2;
        border: 1px solid #4A90E2;
        box-shadow: 0 -8px 34px 0 #4A90E2;
        width: 140px;
        height: 20px;
        line-height: 20px;
        font-family: AppleSystemUIFont;
        font-size: 14px;
        color: #FFFFFF;
        letter-spacing: 0;
        text-align: center;
    }
    .footer-c {
        padding: 2% 0;
    }
    .footer-c a,
    .footer-c span {
        cursor: pointer;
        font-family: AppleSystemUIFont;
        font-size: 12px;
        color: #FFFFFF;
        letter-spacing: 0;
        text-align: center;
        line-height: 14px;
    }
    .footer-c span {
        margin: 0 1%;
    }
    .footer-b {
        padding-bottom: 6%;
    }
    .footer-b a {
        cursor: pointer;
        font-family: AppleSystemUIFont;
        font-size: 12px;
        color: #9B9B9B;
        letter-spacing: 0;
        text-align: center;
        line-height: 22px;
        display: block;
        width: 60%;
        margin: 0 auto;
    }
    .social {
        display: flex;
        justify-content: center;
        position: relative;
    }
    .social a {
        width: 50px;
        height: 50px;
        margin-left: 15px;
        border-radius: 5px 5px;
        display: block;
    }
    .github {
        background: url("../images/logos/github1.png") center center no-repeat;
        width: 50px;
        height: 50px;
        background-size: 50% 50%;
        /*background-color: #FFFFFF;*/
    }
    .weibo {
        background: url("../images/logos/weibo1.png") center center no-repeat;
        width: 50px;
        height: 50px;
        background-size: 80% 80%;
        /*background-color: #FFFFFF;*/
    }
    .wechart {
        background: url("../images/logos/chart1.png") center center no-repeat;
        width: 50px;
        height: 50px;
        background-size: 80% 80%;
        /*background-color: #FFFFFF;*/
    }
    .luntan {
        background: url("../images/logos/bg1.png") center center no-repeat;
        width: 50px;
        height: 50px;
        background-size: 50% 50%;
        /*background-color: #FFFFFF;*/
    }
    /* E-底部*/
    /*-------------------------*/
    /** second_section*/
    .second_section {
        background-color: #313a5a;
        min-height: 0;
        padding-bottom: 6%;
    }
    .second_section .lefBox {
        width: 100%;
        padding-top: 7%;
        /* 在 阿里云 上 用 Rainbond 开: */
        font-family: PingFangSC-Regular;
        font-size: 14px;
        color: #FFFFFF;
        letter-spacing: 0;
        display: flex;
        justify-content: space-between;
    }
    .second_section .lefBox ul {
        float: right;
        padding: 0;
        margin-right: 4px;
    }
    .second_section .lefBox ul li {
        display: flex;
        align-items: center;
        height: 20px;
    }
    .second_section .lefBox ul li a {
        color: #FFFFFF;
    }
    #rollingOne {
        width: 50px;
        overflow: hidden;
        display: inline-block;
    }
    #rollingOne a {
        font-family: PingFangSC-Regular;
        animation: rollingOne 9s infinite ease;
        width: 300px;
        display: inline-block;
    }
    #rollingOne a span {
        display: inline-block;
        width: 100px
    }
    #rollingTwo {
        width: 35px;
        height: 100%;
        margin-left: 45px;
        overflow: hidden;
        display: inline-block;
    }
    #rollingTwo a {
        font-family: PingFangSC-Regular;
        animation: rollingTwo 12s infinite ease;
        width: 300px;
        height: 100%;
        display: inline-block;
    }
    #rollingTwo a span {
        display: inline-block;
        width: 100px
    }
    #rollingThree {
        width: 71px;
        height: 100%;
        margin-left: 7px;
        overflow: hidden;
        display: inline-block;
    }
    #rollingThree a {
        font-family: PingFangSC-Regular;
        animation: rollingThree 3s infinite ease;
        width: 600px;
        height: 100%;
        display: inline-block;
    }
    #rollingThree a span {
        display: inline-block;
        width: 150px
    }
    @keyframes rollingOne {
        0% {
            margin-left: 100px;
        }
        2% {
            margin-left: 5px;
        }
        33% {
            margin-left: 5px;
        }
        35% {
            margin-left: -95px;
        }
        66% {
            margin-left: -95px;
        }
        68% {
            margin-left: -195px;
        }
        100% {
            margin-left: -195px;
        }
    }
    @keyframes rollingTwo {
        0% {
            margin-left: 100px;
        }
        2% {
            margin-left: 1px;
        }
        33% {
            margin-left: 1px;
        }
        35% {
            margin-left: -96px;
        }
        66% {
            margin-left: -96px;
        }
        68% {
            margin-left: -195px;
        }
        100% {
            margin-left: -195px;
        }
    }
    @keyframes rollingThree {
        0% {
            margin-left: 150px;
        }
        2% {
            margin-left: 0px;
        }
        33% {
            margin-left: 0px;
        }
        35% {
            margin-left: -130px;
        }
        66% {
            margin-left: -130px;
        }
        68% {
            margin-left: -292px;
        }
        100% {
            margin-left: -292px;
        }
    }
    .second_section .rightBox {
        width: 100%;
        padding-top: 0%;
    }
    .second_section .rightBox .first_title {
        /* 一句话解释什么是企业应用云操作系统: */
        font-family: PingFangSC-Regular;
        font-size: 12px;
        color: gainsboro;
        letter-spacing: 0;
        text-align: right;
        padding: 5% 4%;
    }
    .second_section .rightBox .second_title {
        /* 企业应用云操作系统: */
        font-family: PingFangSC-Regular;
        font-size: 16px;
        color: #FFFFFF;
        letter-spacing: 0;
        text-align: right;
        padding: 2% 4% 5% 0;
    }
    .second_section .rightBox .third_title {
        display: flex;
        justify-content: space-evenly;
        padding: 5% 0;
    }
    .second_section .rightBox .third_title span {
        float: right;
        /* Rectangle: */
        border: 2px solid #FFFFFF;
        /* Gitee: */
        font-family: Helvetica;
        font-size: 12px;
        color: #FFFFFF;
        letter-spacing: 0;
        text-align: center;
        border-radius: 5px;
        width: 60px;
        margin-left: 0px;
    }
    .second_section .rightBox .third_title span.active {
        /* Rectangle: */
        background: #4A90E2;
        border: 1px solid #4A90E2;
        box-shadow: 0 -8px 34px 0 #4A90E2;
    }
    /** third_section*/
    .third_section {
        background-color: #fff;
    }
    .third_section .container {
        box-shadow: 0 10px 34px 0 rgba(210, 210, 210, 0.50);
        border-radius: 10px;
        margin-top: -8%;
        background-color: #fff;
        width: 100%;
    }
    .third_section .container div {
        background-color: #fff;
    }
    .third_section .container li {
        margin-bottom: 3%;
        margin-left: 8%;
    }
    .third_section .container li.third_section_title {
        padding-top: 4%;
    }
    .third_section .container li.third_section_title img {
        /* Rectangle: */
        background-color: #ffffff;
        border-radius: 6px;
        width: 10%;
    }
    .third_section .container li.third_section_text {
        margin-bottom: 3%;
    }
    .third_section .container li.third_section_line {
        /* Rectangle 2: */
        border: 1px solid #4A90E2;
        width: 20%;
        margin: 0 0 3% 9%;
    }
    .third_section .container li.third_section_content {
        /* You only need 1 acco: */
        font-family: PingFangSC-Regular;
        font-size: 12px;
        color: #5B6C94;
        letter-spacing: 0;
        line-height: 16px;
    }
    .bj {
        background: #f8f9fc;
        height: 0px;
        width: 100%;
    }
    .third_section_top div ul {
        padding: 3% 0 5% 0;
    }
    .box {
        height: 200px;
        position: relative;
        margin: 20px auto;
    }
    .box .list {
        width: 100%;
        height: 200px;
        overflow: hidden;
        position: absolute;
    }
    .box .btn {
        position: absolute;
        top: 50%;
        margin-top: -50px;
        width: 60px;
        height: 100px;
        line-height: 100px;
        font-size: 30px;
        color: white;
        text-decoration: none;
        text-align: center;
        background: rgba(0, 255, 0, .5);
        cursor: pointer;
        display: none
    }
    .box .next {
        right: 0;
    }
    .box li {
        position: absolute;
        top: 0;
        left: 0;
        list-style: none;
        opacity: 1;
        transition: all 0.3s ease-out;
        height: 150px;
        width: 60%;
    }
    .list ul li div:nth-child(1) {
        width: 100%;
        height: 150px;
        border: none;
        float: left;
    }
    .p1 {
        transform: translate3d(-20%, 0, 0) scale(0.81);
    }
    .p2 {
        transform: translate3d(0px, 0, 0) scale(0.81);
        transform-origin: 0 50%;
        opacity: 0.8;
        z-index: 2;
    }
    .p3 {
        transform: translate3d(33%, 0, 0) scale(1);
        z-index: 3;
        opacity: 1;
    }
    .p4 {
        transform: translate3d(100%, 0, 0) scale(0.81);
        transform-origin: 100% 50%;
        opacity: 0.8;
        z-index: 2;
    }
    .video-1 {
        background: url('../video/video-bg-1.png') center center no-repeat;
        background-size: 100% 100%;
    }
    .video-2 {
        background: url('../video/video-bg-2.png') center center no-repeat;
        background-size: 100% 100%;
    }
    .video-3 {
        background: url('../video/video-bg-3.png') center center no-repeat;
        background-size: 100% 100%;
    }
    .video-4 {
        background: url('../video/video-bg-4.png') center center no-repeat;
        background-size: 100% 100%;
    }
    .video-icon {
        /*display: none;*/
        position: absolute;
        font-size: 14px;
        /*top: 60%;*/
        /*left: 55%;*/
        /*margin-top: -52px;*/
        /*margin-left: -26px;*/
        left: 0;
        top: 0;
        right: 0;
        bottom: 0;
        margin: auto;
        color: #fff;
        width: 25px;
        height: 25px;
        background: url('https://vs5.bdstatic.com/browse_static/v3/search_v2/page/play_f073d9b.png') center center no-repeat
    }
    .buttons {
        position: absolute;
        width: 100%;
        height: 30px;
        bottom: 0;
        text-align: center;
    }
    .buttons a {
        cursor: pointer;
    }
    .buttons span {
        display: inline-block;
        font-family: SFNSDisplay;
        font-size: 13px;
        color: #212121;
        text-align: center;
        line-height: 18px;
        display: none;
    }
    .blue {
        display: block !important;
    }
    .video-title {
        font-family: SFNSDisplay;
        font-size: 12px;
        color: #212121;
        text-align: center;
        line-height: 18px;
    }
    /* E-视频*/
    .header .navbar {
        background: #313a5a !important;
    }
    .header #ulnav li {
        border-bottom: 1px solid #DADADA;
    }
    #ulnav {
        height: 190px;
    }
    #ulnav li a {
        height: 40px;
        line-height: 40px;
        color: #fff;
    }
    .navbar-default .navbar-toggle:hover,
    .navbar-default .navbar-toggle:focus {
        background: #313a5a !important;
    }
    .navbar-default {
        border-color: #313a5a !important;
    }
    /*轮播*/
    .banner {
        position: relative;
        overflow: auto;
        text-align: center;
    }
    .banner li {
        list-style: none;
    }
    .banner ul li {
        float: left;
        height: 100px;
    }
    .banner ul li img {
        background: #f8f9fc;
        height: 100%;
    }
    .dots {
        position: absolute;
        bottom: 10px;
        left: 0;
        right: 0;
    }
    .unslider-nav,
    .unslider-arrow {
        display: none;
    }
    /* E-正在使用 */
}

@media (min-width: 340px) and (max-width:768px) {
    .logicalArchitecture_cen-r h6:nth-last-child(1) {
        padding-top: 37%;
    }
}

@media (min-width: 350px) and (max-width:768px) {
    .footer-b a {
        width: 54%;
    }
}

@media (min-width: 380px) and (max-width:768px) {
    .footer-b a {
        width: 50%;
    }
}

.video-list-item {
    margin-bottom: 32px;
}

.video-list-item img {
    width: 100%;
    height: 200px;
    transition: all 0.6s;
}

.video-list-item .videolist-icon {
    z-index: 9999;
    position: absolute;
    font-size: 60px;
    top: 50%;
    left: 50%;
    margin-top: -15px;
    margin-left: -15px;
    color: #fff;
    width: 30px;
    height: 30px;
    background: url(https://vs5.bdstatic.com/browse_static/v3/search_v2/page/play_f073d9b.png) center center no-repeat;
    background-size: 100% 100%;
    /* transition: all 0.6s; */
}

.video-list-item .image-show {
    position: relative;
}

.video-list-item .image-show {
    overflow: hidden;
}

.video-list-item .image-show :hover {
    transform: scale(1.4);
}

.video-list-item .video-list-item-label {
    padding: 8px 0 12px 10px;
    box-sizing: border-box;
    text-align: left;
    margin: 0 auto;
    border: 1px solid #eee;
    border-top: none;
    border-radius: 0 0 3px 3px;
}

.video-list-item .video-list-item-label .title h3 {
    font-size: 16px;
    height: 22px;
    line-height: 22px;
    margin: 0 0 3px 0;
    color: #333;
    font-weight: normal;
    overflow: hidden;
}

.video-list-item .video-list-item-label .des {
    padding: 0 10px 0 0;
    height: 32px;
}

.video-list-item .video-list-item-label .des a {
    float: right;
}

.video-list-item .video-list-item-label .des p {
    font-size: 14px;
    height: 16px;
    line-height: 16px;
    margin: 0;
    color: #666;
    /* overflow: hidden; */
}

.vadio-list {
    margin-top: 16px;
}

.video-page {
    margin-top: 100px;
}

.uc-recommend-list-row-tit {
    margin-bottom: 14px;
    font-size: 24px;
    color: #333;
    height: 31px;
    line-height: 31px;
}

.nav-body {
    padding: 0 5%;
}

.f-fl {
    float: left;
}

.uc-recomend-micro-career {
    float: left;
    margin: 0 20px 32px 0;
    position: relative;
}

.uc-recomend-micro-career a.j-href {
    display: block;
    text-decoration: none;
}

.uc-recomend-micro-career-img {
    overflow: hidden;
    border-radius: 4px 4px 0 0;
}

.uc-recommend-list-row-r {
    width: 100%;
}

.des-page {
    margin-top: 32px;
}

.trailer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    z-index: 1000;
}

.trailer p {
    text-align: center;
    font-size: 32px;
    color: #fff;
    margin-top: 75px;
}
.title_list {
    height: 100px;
}